[gentoo-user] Re: Questions about optimal mplayer settings

[Bruce Hill <daddy@happypenguincomputers.com>]

On Wed, Dec 19, 2012 at 03:38:15PM +0100, Florian Philipp wrote:
> Am 19.12.2012 00:20, schrieb Walter Dnes:
> > 1) In the past couple of days I finally figured out what I was doing
> > wrong with hardware acceleration (causing lack thereof) with an onboard
> > Intel GPU in my HTPC machine.  I've applied the same fix to my desktop.
> > mplayer now has 5 video output modes that actually show a picture...
> > 
> > xv      X11/Xv
> 
> This doesn't use any GPU features. Good compatibility but otherwise not
> recommended.
> 
> > gl_nosw OpenGL no software rendering
> 
> Same as gl just that it fails when you have driver issues that prevent
> it from using the GPU. More like a debugging tool.
> 
> > x11     X11 ( XImage/Shm )
> 
> Practically outdated.
> 
> > gl      OpenGL
> 
> Recommended. Should work okay without further tuning but offers a lot of
> them. Just play around.
> 
> > gl2     X11 (OpenGL) - multiple textures version
> 
> Unmaintained. Use gl.
> 
> > 
> > Which one has the best playback ability?  Is there a test program or a
> > "torture test" video file I can use for testing?
> > 
> > 
> > 2) When I start up mplayer, the diagnostics include...
> > "MMX2 supported but disabled"
> > 
> > There is no "mmx2" in the USE flags or in /proc/cpuinfo
> > 
> 
> That should be USE="mmxext". No clue what's its name in cpuinfo but
> since you are running something newer than a P3 it should be a safe bet.
> 
> PS: Have to tried mplayer2? It's mostly compatible but offers no
> mencoder support but you can install mplayer to get that. It has better
> threading support and some other minor improvements.
> 
> Regards,
> Florian Philipp

Which mplayer are you talking about? Your USE flags and info don't match my portage:

mingdao@workstation ~ $ emerge -pv mplayer

These are the packages that would be merged, in order:

Calculating dependencies... done!
[ebuild  N     ] media-plugins/live-2012.01.07  0 kB
[ebuild  N     ] app-arch/unrar-4.2.3  0 kB
[ebuild  N     ] media-libs/libdca-0.0.5-r2  USE="-debug -oss -static-libs" 0 kB
[ebuild  N     ] media-libs/xvid-1.3.2  USE="threads -examples -pic" 0 kB
[ebuild  N     ] dev-libs/libcdio-0.83  USE="cxx -cddb -minimal -static-libs" 0 kB
[ebuild  N     ] media-libs/libdv-1.0.0-r2  USE="sdl -debug -static-libs -xv" 0 kB
[ebuild  N     ] x11-libs/libXScrnSaver-1.2.2  USE="-static-libs" 0 kB
[ebuild  N     ] media-libs/libtheora-1.1.1  USE="encode -doc -examples -static-libs" 0 kB
[ebuild  N     ] media-libs/speex-1.2_rc1  USE="sse -ogg -static-libs" 0 kB
[ebuild  N     ] media-video/mplayer-1.1-r1  USE="3dnow 3dnowext X a52 alsa cdio dts dv dvd dvdnav enca encode faad iconv jpeg jpeg2k libass live mmx mmxext mp3 network opengl osdmenu png quicktime rar real rtc sdl shm speex sse sse2 theora toolame tremor truetype twolame unicode vorbis x264 xscreensaver xv xvid -aalib (-altivec) (-aqua) -bidi -bindist -bl -bluray -bs2b -cddb -cdparanoia -cpudetection -debug -dga -directfb -doc -dvb -dxr3 -faac -fbcon -ftp -ggi -gif -gsm -ipv6 -jack -joystick -ladspa -libcaca -libmpeg2 -lirc -lzo -mad -md5sum -mng -nas -nut -openal -oss -pnm -pulseaudio -pvr -radio -rtmp -samba -ssse3 -tga -v4l -vdpau (-vidix) (-win32codecs) -xanim -xinerama -xvmc -zoran" VIDEO_CARDS="-mga -s3virge -tdfx" 0 kB

Total: 10 packages (10 new), Size of downloads: 0 kB
mingdao@workstation ~ $ grep mmx /proc/cpuinfo 
flags		: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm 3dnowext 3dnow constant_tsc rep_good nopl nonstop_tsc extd_apicid aperfmperf pni monitor cx16 popcnt lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw ibs skinit wdt cpb hw_pstate npt lbrv svm_lock nrip_save pausefilter
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